- How many DNS servers should I have?
- What happens when a domain has two different A records?
- How do I change my DNS primary and secondary?
- What does changing your DNS to 8.8 8.8 do?
- Do I need a secondary DNS server?
- Should DNS and IP address be the same?
- What is the best DNS server near me?
- Can I use 8.8 8.8 DNS?
- Is changing your DNS safe?
- What happens when a domain with two NS records in its zone is queried?
- How can I add more than 2 DNS servers?
- Is it safe to use 8.8 8.8 DNS?
- Can you mix DNS servers?
- Can you have multiple primary DNS servers?
- Can I use multiple nameservers?
- What should I put for DNS server?
- How can we clear cached DNS records in different levels or layers )?
- Which Google DNS is faster?
- Why do I have 2 DNS servers?
- How do I know if my DNS is primary or secondary?
- What is the fastest DNS server 2020?
How many DNS servers should I have?
two DNS serversAt a minimum, you’ll need two DNS servers for each Internet domain you have.
You can have more than two for a domain but usually three is tops unless you have multiple server farms where you would want to distribute the DNS lookup load.
It’s a good idea to have at least one of your DNS servers at a separate location..
What happens when a domain has two different A records?
2 Answers. Yes you can. It is called round-robin DNS, and the browser just chooses one of them randomly. It is a well used method of getting cheap load balancing, but if one host goes down, users will still try to access it.
How do I change my DNS primary and secondary?
Open the Google Wifi app, go to the settings tab, then pick “networking & general.” Tap on advanced network, and then DNS. Choose “custom,” and then enter your new primary and secondary DNS addresses.
What does changing your DNS to 8.8 8.8 do?
8.8 is a public DNS recursive operated by Google. Configuring to use that instead of your default means that your queries go to Google instead of to your ISP. You will slightly slow down your access to internet.
Do I need a secondary DNS server?
Secondary servers can pass a change request if they wish to update their local copy of the DNS records. Secondary DNS servers are not mandatory—the DNS system can work even if only a primary server is available. But it is standard, and often required by domain registrars, to have at least one secondary server.
Should DNS and IP address be the same?
An IP address is an address assigned to any computer (including servers) to identify it on a given network. A DNS address is a Domain Name Service which is used to convert alphabetic references into a server’s IP address generally for hosting services. … An example of a DNS name is “ns1.godaddy.com”.
What is the best DNS server near me?
Best Free & Public DNS Servers (Valid April 2021)Google: 8.8. 8.8 & 8.8. 4.4.Quad9: 9.9. 9.9 & 149.112. 112.112.OpenDNS: 208.67. 222.222 & 208.67. 220.220.Cloudflare: 1.1. 1.1 & 1.0. 0.1.CleanBrowsing: 185.228. 168.9 & 185.228. 169.9.Alternate DNS: 76.76. 19.19 & 76.223. 122.150.AdGuard DNS: 94.140. 14.14 & 94.140.
Can I use 8.8 8.8 DNS?
If you can’t (or don’t want to) do that, use your ISP’s name server and configure another, publically-available server (and, yes, 8.8. 8.8 is a valid choice) as a backup. It is always good to have more than one dns server (and, for that matter, more than one ntp server) configured – redundancy is usually good.
Is changing your DNS safe?
Is changing DNS safe? If your question really means “is changing the default dns server IP address in my router as set by my isp safe” then the answer is, yes, it is safe as long as you choose a well-known DNS server such as Google (8.8. 8.8 and 8.8. … Or they can all be routed to the same server.
What happens when a domain with two NS records in its zone is queried?
When overlapping zones are defined on an authoritative nameserver, the most specific zone is used to provide the answer. A query of example.com. … If foo.example.com is defined in the example.com zone, it will be ignored. A query of sub.foo.example.com.
How can I add more than 2 DNS servers?
On Internet Protocol Version 4(TCP/IPv4) Properties page click on Advanced button. In Advance TCP/IP Settings page click on DNS tab and click on Add button. On TCP/IP DNS Server box type the address of additional DNS server and click on Add button.
Is it safe to use 8.8 8.8 DNS?
From the security point of view it is safe, dns is unencrypted so it can be monitored by the ISP and it can of course be monitored by Google, so there may be a privacy concern.
Can you mix DNS servers?
Yes, you can mix different DNS service providers. However, consider that you need to have the same records and configuration synced between them. Otherwise, you might get unexpected results as different visitors resolve to different DNS configurations.
Can you have multiple primary DNS servers?
You can have as many Primary DNS zones as you wish in your environment. again, one server can host multiple zones. Or if you wish you can have multiple DNS servers each hosting a primary zone.
Can I use multiple nameservers?
The purpose of having more than one nameserver on a domain is redundancy, if there are multiple then each nameserver would be expected to contain the same records as its peers. … sub.example.com then the first set of name servers ( ns*.
What should I put for DNS server?
Public DNS Servers Your home router is likely set by default to use your ISP’s DNS servers, which may or may not be very reliable. There are a number of third-party DNS servers available as well. Personally, I prefer OpenDNS (208.67. 220.220 and 208.67.
How can we clear cached DNS records in different levels or layers )?
Windows – Open your command prompt or click Run when you open your start menu. Then, enter the following command: ipconfig /flushdns . If the command succeeds, you will receive the following message “Successfully flushed the DNS Resolver Cache.”.
Which Google DNS is faster?
According to the company, the service is faster than both Google DNS and OpenDNS. CloudFlare’s DNS uses 1.1. 1.1 and 1.0. 0.1 for IPv4 connections (or 2606:4700:4700::1111 and 2606:4700:4700::1001 for IPv6), so it’s pretty easy to remember.
Why do I have 2 DNS servers?
8 Answers. The major point in having a secondary DNS server is as backup in the event the primary DNS server handling your domain goes down. … A secondary DNS server is always up, and ready to serve. It can help balance the load on the network as there are now more than one authoritative place to get your information.
How do I know if my DNS is primary or secondary?
Press and hold down your current network until you see the option to Modify Network, as this brings up more network settings. Look for an option to show advanced options and select Static where it says IP Settings. You can now scroll down and see your primary and secondary DNS settings.
What is the fastest DNS server 2020?
Cloudflare built 1.1. 1.1 to be the “fastest DNS service in the world” and will never log your IP address, never sell your data, and never use your data to target ads. They also have IPv6 public DNS servers: Primary DNS: 2606:4700:4700::1111.